Alert archive / Ohio / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 65, NWS Cleveland, OH

May 31, 1998Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 31, 1998, 11:41 AM EDT for Ashtabula County, Ohio. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 31, 1998, 11:41 AM EDT (15:41 UTC)
Expired
May 31, 1998, 12:30 PM EDT
In force
49 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashtabula County, OH

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 31, 10:30 AM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 3.7 hours before the alert went out and 174 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Pittsburgh, PA at 12:00Z on 1998-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1035 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 1998-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 198 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1035 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
1038 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
198 m²/s²
0-3 km storm-relative helicity
281 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

449 
WUUS1 KCLE 311542 RRA
SVRCLE
OHC007-OHZ526-311630-

BULLETIN - EAS ACTIVATION/IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1141 AM EDT SUN MAY 31 1998

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ASHTABULA COUNTY INCLUDING ADJACENT COASTAL WATERS IN NORTHEASTERN
  OHIO

* UNTIL 1230 PM EDT

* AT 1139 AM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES NORTHEAST OF CHARDON OR 1 MILE WEST OF
  TRUMBULL MOVING EAST AT 55 MPH.

* THE SEVERE THUNDERSTORM WILL MOVE NEAR...
  TRUMBULL
  ROCK CREEK
  ANDOVER

.SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. GO INSIDE
A STURDY BUILDING AND STAY AWAY FROM WINDOWS

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 31, 6:10 AM EDT, 5 hours 31 minutes before
OHZ003-006>014-017>023-027>033-036>038-047-089-PAZ001>003-010000-
SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OH
610 AM EDT SUN MAY 31 1998

THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS INDICATED THAT THERE
IS A MODERATE RISK OF SEVERE THUNDERSTORMS ACROSS NORTHERN OHIO AND
NORTHWEST PENNSYLVANIA THROUGH EARLY TONIGHT.

A VERY WARM AND HUMID AIR MASS ACROSS THE REGION WILL BECOME
INCREASINGLY UNSTABLE DURING THE COURSE OF THE DAY. A COLD FRONT
APPROACHING FROM THE CENTRAL GREAT LAKES WILL PROVIDE THE TRIGGER FOR
THUNDERSTORM DEVELOPMENT TODAY. LARGE HAIL AND DAMAGING WINDS WILL BE
THE PRIMARY THREAT FROM THE STORMS...BUT WIND FIELDS ARE FAVORABLE FOR
THE POSSIBILITY OF TORNADOES AS WELL.

PEOPLE ACROSS NORTHERN OHIO AND NORTHWEST PENNSYLVANIA ARE ADVISED TO
STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR UPDATES AND
POSSIBLE WATCHES OR WARNINGS.

SKYWARN ACTIVATION MAY BE NEEDED TODAY.

MILLER
Special weather statement, May 31, 6:10 AM EDT, 5 hours 31 minutes before
OHZ003-006>014-017>023-027>033-036>038-047-089-PAZ001>003-010000-
SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OH
610 AM EDT SUN MAY 31 1998

THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS INDICATED THAT THERE
IS A MODERATE RISK OF SEVERE THUNDERSTORMS ACROSS NORTHERN OHIO AND
NORTHWEST PENNSYLVANIA THROUGH EARLY TONIGHT.

A VERY WARM AND HUMID AIR MASS ACROSS THE REGION WILL BECOME
INCREASINGLY UNSTABLE DURING THE COURSE OF THE DAY. A COLD FRONT
APPROACHING FROM THE CENTRAL GREAT LAKES WILL PROVIDE THE TRIGGER FOR
THUNDERSTORM DEVELOPMENT TODAY. LARGE HAIL AND DAMAGING WINDS WILL BE
THE PRIMARY THREAT FROM THE STORMS...BUT WIND FIELDS ARE FAVORABLE FOR
THE POSSIBILITY OF TORNADOES AS WELL.

PEOPLE ACROSS NORTHERN OHIO AND NORTHWEST PENNSYLVANIA ARE ADVISED TO
STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR UPDATES AND
POSSIBLE WATCHES OR WARNINGS.

SKYWARN ACTIVATION MAY BE NEEDED TODAY.

MILLER
Local storm report, May 31, 10:43 AM EDT, 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NWSFO CLEVELAND OHIO
1043 AM EDT SUN MAY 31 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1025 AM    SANDUSKY                  OH   1 INCH HAIL
05/31/98   ERIE
Local storm report, May 31, 11:05 AM EDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NWSFO CLEVELAND OHIO
1105 AM EDT SUN MAY 31 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1025 AM    PORT CLINTON              OH   60 MPH TSTM GUST
05/31/98   OTTAWA                         TREES DOWN

WOODWORTH
Local storm report, May 31, 11:05 AM EDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NWSFO CLEVELAND OHIO
1105 AM EDT SUN MAY 31 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1025 AM    PORT CLINTON              OH   60 MPH TSTM GUST
05/31/98   OTTAWA                         TREES DOWN

WOODWORTH

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 10:00 AM EDTSevere Thunderstorm WarningCLESandusky50 min
May 31, 10:07 AM EDTSevere Thunderstorm WarningCLEOttawa48 min
May 31, 10:16 AM EDTSevere Thunderstorm WarningCLEErie49 min
May 31, 11:13 AM EDTSevere Thunderstorm WarningCLECuyahoga, Lake47 min
May 31, 11:25 AM EDTSevere Thunderstorm WarningCLEGeauga50 min
May 31, 2:32 PM EDTSevere Thunderstorm WarningCLEWood58 min
May 31, 2:51 PM EDTTornado WarningCLEWood59 min
May 31, 3:15 PM EDTSevere Thunderstorm WarningCLESandusky, Seneca60 min
May 31, 3:20 PM EDTSevere Thunderstorm WarningCLEHancock65 min
May 31, 3:47 PM EDTSevere Thunderstorm WarningCLECuyahoga, Geauga, Lake63 min
May 31, 3:52 PM EDTTornado WarningCLECuyahoga, Geauga, Lake63 min
May 31, 3:59 PM EDTTornado WarningCLEAshtabula31 min
May 31, 4:07 PM EDTSevere Thunderstorm WarningCLEWyandot63 min
May 31, 4:20 PM EDTSevere Thunderstorm WarningCLESeneca50 min
May 31, 4:35 PM EDTSevere Thunderstorm WarningCLEAshtabula50 min
May 31, 4:52 PM EDTSevere Thunderstorm WarningCLEHuron63 min
May 31, 4:56 PM EDTSevere Thunderstorm WarningCLEKnox64 min
May 31, 5:20 PM EDTSevere Thunderstorm WarningCLELorain65 min
May 31, 5:25 PM EDTSevere Thunderstorm WarningCLEErie65 min
May 31, 5:27 PM EDTSevere Thunderstorm WarningCLECuyahoga63 min
May 31, 5:32 PM EDTSevere Thunderstorm WarningCLEAshtabula63 min
May 31, 5:36 PM EDTSevere Thunderstorm WarningCLEHolmes49 min
May 31, 5:39 PM EDTSevere Thunderstorm WarningCLEGeauga61 min
May 31, 5:50 PM EDTSevere Thunderstorm WarningCLESummit50 min
May 31, 6:03 PM EDTSevere Thunderstorm WarningCLEPortage, Trumbull62 min
May 31, 6:07 PM EDTSevere Thunderstorm WarningCLEStark33 min
May 31, 6:25 PM EDTSevere Thunderstorm WarningCLECuyahoga, Geauga, Lorain60 min
May 31, 6:46 PM EDTSevere Thunderstorm WarningCLELake49 min
May 31, 6:48 PM EDTSevere Thunderstorm WarningCLEMarion62 min
May 31, 6:59 PM EDTSevere Thunderstorm WarningCLEMorrow61 min
May 31, 7:23 PM EDTSevere Thunderstorm WarningCLEKnox, Richland62 min
May 31, 7:40 PM EDTSevere Thunderstorm WarningCLEHolmes65 min
May 31, 7:50 PM EDTSevere Thunderstorm WarningCLEMarion35 min
May 31, 7:54 PM EDTSevere Thunderstorm WarningCLEMorrow46 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.